
Barrington
- County:
- Strafford County
- County Seat:
- No
- Area (mi²):
- 46.653
- State:
- New Hampshire
Barrington is located in Strafford County, New Hampshire. Barrington has a 2025 population of 9,654. Barrington is currently growing at a rate of 0.52% annually and its population has increased by 3.58% since the most recent census, which recorded a population of 9,320 in 2020.
The average household income in Barrington is $124,243 with a poverty rate of 6.89%. The median age in Barrington is 38.7 years: 37.6 years for males, and 39.4 years for females.